One vertex per element, one color per generator, with an edge from x to x·s.
(5,6,8,10)(7,11,12,9)(15,19)(18,20)(21,22)(23,28)(24,29)(25,30)(26,27)(31,36)(32,33)(34,35)(2,4)(13,14,17,16)(15,18,19,20)(22,27)(25,28)(29,35)(33,36)(1,2)(3,4)(5,6)(7,9)(8,10)(11,12)(13,15)(14,18)(16,20)(17,19)(21,23,26,30)(22,28,27,25)(24,32,34,31)(29,33,35,36)(5,7,8,12)(6,9,10,11)(13,16,17,14)(15,20,19,18)(21,24,26,34)(22,29,27,35)(23,31,30,32)(25,33,28,36)(5,6)(7,9)(8,10)(11,12)(13,15)(14,18)(16,20)(17,19)(21,25,26,28)(22,30,27,23)(24,33,34,36)(29,32,35,31)A Cayley diagram is a choice, not a fact about the group. Another drawing of this group — in a book, or on a different generating set — may look nothing like this one.